{"id":"W2976409315","doi":"10.7492/ijaec.2019.010","title":"Impact of Procurement Methods on Material Waste in Low-Rise Building Projects in Nigeria","year":2019,"lang":"en","type":"article","venue":"International Journal of Architecture Engineering and Construction","topic":"Construction Project Management and Performance","field":"Decision Sciences","cited_by":1,"is_retracted":false,"has_abstract":false,"ca_institutions":"","funders":"","keywords":"Procurement; Business; Architectural engineering; Waste management; Engineering; Marketing","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001190332,0.0001082541,0.0002305035,0.001492747,0.000009317067,0.0000726386,0.0002309699,0.00004157382,0.00007510337],"category_scores_gemma":[0.0002537879,0.00007926238,0.00008506159,0.0003305414,0.00002803602,0.0002120745,0.0000480823,0.0002132327,9.095864e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008737355,"about_ca_system_score_gemma":0.0000589062,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00001322898,"about_ca_topic_score_gemma":0.000005201592,"domain_scores_codex":[0.9985078,0.00007204527,0.0006395293,0.0001489576,0.0005226565,0.0001090028],"domain_scores_gemma":[0.9992128,0.0001552941,0.0003478774,0.00009068698,0.0001627204,0.00003059517],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.001129127,0.00006036477,0.2205381,0.00004325324,0.0001180462,0.00001457001,0.001353892,0.2834348,0.05751357,0.001033384,0.00001031704,0.4347505],"study_design_scores_gemma":[0.01488707,0.003501681,0.6421043,0.00502504,0.00005110681,0.002880969,0.004550235,0.1795378,0.1265498,0.01689395,0.002541311,0.001476678],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.989974,0.00002310315,0.007797582,0.00007492267,0.001870003,0.000124555,0.000003467219,0.000004757193,0.0001275738],"genre_scores_gemma":[0.9847515,0.00001635973,0.01506948,0.000004385518,0.0001390941,0.00000194788,4.844186e-7,0.000005308735,0.00001149126],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4332739,"threshold_uncertainty_score":0.3232226,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01704424389495795,"score_gpt":0.3523622503169978,"score_spread":0.3353180064220398,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}